[SSSD] [sssd PR#920][comment] Add comment to workaround for libsemanage issue

[alexey-tikhonov]

URL: https://github.com/SSSD/sssd/pull/920
Title: #920: Add comment to workaround for libsemanage issue

alexey-tikhonov commented:
"""
This PR supersedes #457
"""

See the full comment at https://github.com/SSSD/sssd/pull/920#issuecomment-547874371